3.1.1 Background(1/1) Requirements of an Operating System Interleave(交替) the execution of multiple jobs/tasks/iE/programs/processes to maximize processor utilization while providing reasonable response time(响应 时间) Allocate resources to processes Support interprocess communication(进程 间通信) and user creation of processes3.1.1 Background(1/1) • Requirements of an Operating System • Interleave(交替) the execution of multiple jobs/tasks/道/programs/processes to • maximize processor utilization • while providing reasonable response time(响应 时间) • Allocate resources to processes • Support interprocess communication(进程 间通信) and user creation of processes 4